/*
 * Digital Audio Mobile - A multi track studio for Windows Mobile
 * Copyright (C) 2008 David Olsson
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#if !defined(__DEVICE_H__)
#define __DEVICE_H__

#include <windows.h>
#include <mmsystem.h>

#include <list>

class AudioBuffer;

class Device {
public:
    class BufferHandler {
    public:
        virtual ~BufferHandler() {}

        virtual void started(Device *device) throw() = 0;
        virtual void stopped(Device *device) throw() = 0;
        virtual void bufferCompleted(Device *device, const AudioBuffer *buffer) throw() = 0;
    };

    Device(const WAVEFORMATEX &format) throw();
    virtual ~Device() {}

    void addBufferHandler(BufferHandler *handler) throw();
    void removeBufferHandler(BufferHandler *handler) throw();

    AudioBuffer *createCompatibleBuffer(unsigned int numSamples) const throw();
private:
    WAVEFORMATEX m_format;
protected:
    std::list<BufferHandler *> m_handlers;
};

#endif
